.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-md) var(--content-padding);
  background: rgba(249, 247, 252, 0.8);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  opacity: 0;
  transform: translateY(-100%);
  transition:
    opacity 0.4s var(--ease-standard),
    transform 0.4s var(--ease-standard);
  pointer-events: none;
}

.site-header.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.site-header__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
}

.site-header__logo {
  text-decoration: none;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.site-header__logo .logo {
  font-size: 1.5rem;
}